ovo/howler.js

/*! howler.js v2.2.3 | (c) 2013-2020, James Simpson of GoldFire Studios | MIT License | howlerjs.com */
!(function () {
  "use strict";
  var e = function () {
    this.init();
  };
  e.prototype = {
    init: function () {
      var e = this || n;
      return (
        (e._counter = 1e3),
        (e._html5AudioPool = []),
        (e.html5PoolSize = 10),
        (e._codecs = {}),
        (e._howls = []),
        (e._muted = !1),
        (e._volume = 1),
        (e._canPlayEvent = "canplaythrough"),
        (e._navigator =
          "undefined" != typeof window && window.navigator
            ? window.navigator
            : null),
        (e.masterGain = null),
        (e.noAudio = !1),
        (e.usingWebAudio = !0),
        (e.autoSuspend = !0),
        (e.ctx = null),
        (e.autoUnlock = !0),
        e._setup(),
        e
      );
    },
    volume: function (e) {
      var o = this || n;
      if (
        ((e = parseFloat(e)), o.ctx || _(), void 0 !== e && e >= 0 && e <= 1)
      ) {
        if (((o._volume = e), o._muted)) return o;
        o.usingWebAudio &&
          o.masterGain.gain.setValueAtTime(e, n.ctx.currentTime);
        for (var t = 0; t < o._howls.length; t++)
          if (!o._howls[t]._webAudio)
            for (var r = o._howls[t]._getSoundIds(), a = 0; a < r.length; a++) {
              var u = o._howls[t]._soundById(r[a]);
              u && u._node && (u._node.volume = u._volume * e);
            }
        return o;
      }
      return o._volume;
    },
    mute: function (e) {
      var o = this || n;
      o.ctx || _(),
        (o._muted = e),
        o.usingWebAudio &&
          o.masterGain.gain.setValueAtTime(
            e ? 0 : o._volume,
            n.ctx.currentTime
          );
      for (var t = 0; t < o._howls.length; t++)
        if (!o._howls[t]._webAudio)
          for (var r = o._howls[t]._getSoundIds(), a = 0; a < r.length; a++) {
            var u = o._howls[t]._soundById(r[a]);
            u && u._node && (u._node.muted = !!e || u._muted);
          }
      return o;
    },
    stop: function () {
      for (var e = this || n, o = 0; o < e._howls.length; o++)
        e._howls[o].stop();
      return e;
    },
    unload: function () {
      for (var e = this || n, o = e._howls.length - 1; o >= 0; o--)
        e._howls[o].unload();
      return (
        e.usingWebAudio &&
          e.ctx &&
          void 0 !== e.ctx.close &&
          (e.ctx.close(), (e.ctx = null), _()),
        e
      );
    },
    codecs: function (e) {
      return (this || n)._codecs[e.replace(/^x-/, "")];
    },
    _setup: function () {
      var e = this || n;
      if (
        ((e.state = e.ctx ? e.ctx.state || "suspended" : "suspended"),
        e._autoSuspend(),
        !e.usingWebAudio)
      )
        if ("undefined" != typeof Audio)
          try {
            var o = new Audio();
            void 0 === o.oncanplaythrough && (e._canPlayEvent = "canplay");
          } catch (n) {
            e.noAudio = !0;
          }
        else e.noAudio = !0;
      try {
        var o = new Audio();
        o.muted && (e.noAudio = !0);
      } catch (e) {}
      return e.noAudio || e._setupCodecs(), e;
    },
    _setupCodecs: function () {
      var e = this || n,
        o = null;
      try {
        o = "undefined" != typeof Audio ? new Audio() : null;
      } catch (n) {
        return e;
      }
      if (!o || "function" != typeof o.canPlayType) return e;
      var t = o.canPlayType("audio/mpeg;").replace(/^no$/, ""),
        r = e._navigator ? e._navigator.userAgent : "",
        a = r.match(/OPR\/([0-6].)/g),
        u = a && parseInt(a[0].split("/")[1], 10) < 33,
        d = -1 !== r.indexOf("Safari") && -1 === r.indexOf("Chrome"),
        i = r.match(/Version\/(.*?) /),
        _ = d && i && parseInt(i[1], 10) < 15;
      return (
        (e._codecs = {
          mp3: !(u || (!t && !o.canPlayType("audio/mp3;").replace(/^no$/, ""))),
          mpeg: !!t,
          opus: !!o.canPlayType('audio/ogg; codecs="opus"').replace(/^no$/, ""),
          ogg: !!o
            .canPlayType('audio/ogg; codecs="vorbis"')
            .replace(/^no$/, ""),
          oga: !!o
            .canPlayType('audio/ogg; codecs="vorbis"')
            .replace(/^no$/, ""),
          wav: !!(
            o.canPlayType('audio/wav; codecs="1"') || o.canPlayType("audio/wav")
          ).replace(/^no$/, ""),
          aac: !!o.canPlayType("audio/aac;").replace(/^no$/, ""),
          caf: !!o.canPlayType("audio/x-caf;").replace(/^no$/, ""),
          m4a: !!(
            o.canPlayType("audio/x-m4a;") ||
            o.canPlayType("audio/m4a;") ||
            o.canPlayType("audio/aac;")
          ).replace(/^no$/, ""),
          m4b: !!(
            o.canPlayType("audio/x-m4b;") ||
            o.canPlayType("audio/m4b;") ||
            o.canPlayType("audio/aac;")
          ).replace(/^no$/, ""),
          mp4: !!(
            o.canPlayType("audio/x-mp4;") ||
            o.canPlayType("audio/mp4;") ||
            o.canPlayType("audio/aac;")
          ).replace(/^no$/, ""),
          weba: !(
            _ ||
            !o.canPlayType('audio/webm; codecs="vorbis"').replace(/^no$/, "")
          ),
          webm: !(
            _ ||
            !o.canPlayType('audio/webm; codecs="vorbis"').replace(/^no$/, "")
          ),
          dolby: !!o
            .canPlayType('audio/mp4; codecs="ec-3"')
            .replace(/^no$/, ""),
          flac: !!(
            o.canPlayType("audio/x-flac;") || o.canPlayType("audio/flac;")
          ).replace(/^no$/, ""),
        }),
        e
      );
    },
    _unlockAudio: function () {
      var e = this || n;
      if (!e._audioUnlocked && e.ctx) {
        (e._audioUnlocked = !1),
          (e.autoUnlock = !1),
          e._mobileUnloaded ||
            44100 === e.ctx.sampleRate ||
            ((e._mobileUnloaded = !0), e.unload()),
          (e._scratchBuffer = e.ctx.createBuffer(1, 1, 22050));
        var o = function (n) {
          for (; e._html5AudioPool.length < e.html5PoolSize; )
            try {
              var t = new Audio();
              (t._unlocked = !0), e._releaseHtml5Audio(t);
            } catch (n) {
              e.noAudio = !0;
              break;
            }
          for (var r = 0; r < e._howls.length; r++)
            if (!e._howls[r]._webAudio)
              for (
                var a = e._howls[r]._getSoundIds(), u = 0;
                u < a.length;
                u++
              ) {
                var d = e._howls[r]._soundById(a[u]);
                d &&
                  d._node &&
                  !d._node._unlocked &&
                  ((d._node._unlocked = !0), d._node.load());
              }
          e._autoResume();
          var i = e.ctx.createBufferSource();
          (i.buffer = e._scratchBuffer),
            i.connect(e.ctx.destination),
            void 0 === i.start ? i.noteOn(0) : i.start(0),
            "function" == typeof e.ctx.resume && e.ctx.resume(),
            (i.onended = function () {
              i.disconnect(0),
                (e._audioUnlocked = !0),
                document.removeEventListener("touchstart", o, !0),
                document.removeEventListener("touchend", o, !0),
                document.removeEventListener("click", o, !0),
                document.removeEventListener("keydown", o, !0);
              for (var n = 0; n < e._howls.length; n++)
                e._howls[n]._emit("unlock");
            });
        };
        return (
          document.addEventListener("touchstart", o, !0),
          document.addEventListener("touchend", o, !0),
          document.addEventListener("click", o, !0),
          document.addEventListener("keydown", o, !0),
          e
        );
      }
    },
    _obtainHtml5Audio: function () {
      var e = this || n;
      if (e._html5AudioPool.length) return e._html5AudioPool.pop();
      var o = new Audio().play();
      return (
        o &&
          "undefined" != typeof Promise &&
          (o instanceof Promise || "function" == typeof o.then) &&
          o.catch(function () {
            console.warn(
              "HTML5 Audio pool exhausted, returning potentially locked audio object."
            );
          }),
        new Audio()
      );
    },
    _releaseHtml5Audio: function (e) {
      var o = this || n;
      return e._unlocked && o._html5AudioPool.push(e), o;
    },
    _autoSuspend: function () {
      var e = this;
      if (
        e.autoSuspend &&
        e.ctx &&
        void 0 !== e.ctx.suspend &&
        n.usingWebAudio
      ) {
        for (var o = 0; o < e._howls.length; o++)
          if (e._howls[o]._webAudio)
            for (var t = 0; t < e._howls[o]._sounds.length; t++)
              if (!e._howls[o]._sounds[t]._paused) return e;
        return (
          e._suspendTimer && clearTimeout(e._suspendTimer),
          (e._suspendTimer = setTimeout(function () {
            if (e.autoSuspend) {
              (e._suspendTimer = null), (e.state = "suspending");
              var n = function () {
                (e.state = "suspended"),
                  e._resumeAfterSuspend &&
                    (delete e._resumeAfterSuspend, e._autoResume());
              };
              e.ctx.suspend().then(n, n);
            }
          }, 3e4)),
          e
        );
      }
    },
    _autoResume: function () {
      var e = this;
      if (e.ctx && void 0 !== e.ctx.resume && n.usingWebAudio)
        return (
          "running" === e.state &&
          "interrupted" !== e.ctx.state &&
          e._suspendTimer
            ? (clearTimeout(e._suspendTimer), (e._suspendTimer = null))
            : "suspended" === e.state ||
              ("running" === e.state && "interrupted" === e.ctx.state)
            ? (e.ctx.resume().then(function () {
                e.state = "running";
                for (var n = 0; n < e._howls.length; n++)
                  e._howls[n]._emit("resume");
              }),
              e._suspendTimer &&
                (clearTimeout(e._suspendTimer), (e._suspendTimer = null)))
            : "suspending" === e.state && (e._resumeAfterSuspend = !0),
          e
        );
    },
  };
  var n = new e(),
    o = function (e) {
      var n = this;
      if (!e.src || 0 === e.src.length)
        return void console.error(
          "An array of source files must be passed with any new Howl."
        );
      n.init(e);
    };
  o.prototype = {
    init: function (e) {
      var o = this;
      return (
        n.ctx || _(),
        (o._autoplay = e.autoplay || !1),
        (o._format = "string" != typeof e.format ? e.format : [e.format]),
        (o._html5 = e.html5 || !1),
        (o._muted = e.mute || !1),
        (o._loop = e.loop || !1),
        (o._pool = e.pool || 5),
        (o._preload =
          ("boolean" != typeof e.preload && "metadata" !== e.preload) ||
          e.preload),
        (o._rate = e.rate || 1),
        (o._sprite = e.sprite || {}),
        (o._src = "string" != typeof e.src ? e.src : [e.src]),
        (o._volume = void 0 !== e.volume ? e.volume : 1),
        (o._xhr = {
          method: e.xhr && e.xhr.method ? e.xhr.method : "GET",
          headers: e.xhr && e.xhr.headers ? e.xhr.headers : null,
          withCredentials:
            !(!e.xhr || !e.xhr.withCredentials) && e.xhr.withCredentials,
        }),
        (o._duration = 0),
        (o._state = "unloaded"),
        (o._sounds = []),
        (o._endTimers = {}),
        (o._queue = []),
        (o._playLock = !1),
        (o._onend = e.onend ? [{ fn: e.onend }] : []),
        (o._onfade = e.onfade ? [{ fn: e.onfade }] : []),
        (o._onload = e.onload ? [{ fn: e.onload }] : []),
        (o._onloaderror = e.onloaderror ? [{ fn: e.onloaderror }] : []),
        (o._onplayerror = e.onplayerror ? [{ fn: e.onplayerror }] : []),
        (o._onpause = e.onpause ? [{ fn: e.onpause }] : []),
        (o._onplay = e.onplay ? [{ fn: e.onplay }] : []),
        (o._onstop = e.onstop ? [{ fn: e.onstop }] : []),
        (o._onmute = e.onmute ? [{ fn: e.onmute }] : []),
        (o._onvolume = e.onvolume ? [{ fn: e.onvolume }] : []),
        (o._onrate = e.onrate ? [{ fn: e.onrate }] : []),
        (o._onseek = e.onseek ? [{ fn: e.onseek }] : []),
        (o._onunlock = e.onunlock ? [{ fn: e.onunlock }] : []),
        (o._onresume = []),
        (o._webAudio = n.usingWebAudio && !o._html5),
        void 0 !== n.ctx && n.ctx && n.autoUnlock && n._unlockAudio(),
        n._howls.push(o),
        o._autoplay &&
          o._queue.push({
            event: "play",
            action: function () {
              o.play();
            },
          }),
        o._preload && "none" !== o._preload && o.load(),
        o
      );
    },
    load: function () {
      var e = this,
        o = null;
      if (n.noAudio)
        return void e._emit("loaderror", null, "No audio support.");
      "string" == typeof e._src && (e._src = [e._src]);
      for (var r = 0; r < e._src.length; r++) {
        var u, d;
        if (e._format && e._format[r]) u = e._format[r];
        else {
          if ("string" != typeof (d = e._src[r])) {
            e._emit(
              "loaderror",
              null,
              "Non-string found in selected audio sources - ignoring."
            );
            continue;
          }
          (u = /^data:audio\/([^;,]+);/i.exec(d)),
            u || (u = /\.([^.]+)$/.exec(d.split("?", 1)[0])),
            u && (u = u[1].toLowerCase());
        }
        if (
          (u ||
            console.warn(
              'No file extension was found. Consider using the "format" property or specify an extension.'
            ),
          u && n.codecs(u))
        ) {
          o = e._src[r];
          break;
        }
      }
      return o
        ? ((e._src = o),
          (e._state = "loading"),
          "https:" === window.location.protocol &&
            "http:" === o.slice(0, 5) &&
            ((e._html5 = !0), (e._webAudio = !1)),
          new t(e),
          e._webAudio && a(e),
          e)
        : void e._emit(
            "loaderror",
            null,
            "No codec support for selected audio sources."
          );
    },
    play: function (e, o) {
      var t = this,
        r = null;
      if ("number" == typeof e) (r = e), (e = null);
      else {
        if ("string" == typeof e && "loaded" === t._state && !t._sprite[e])
          return null;
        if (void 0 === e && ((e = "__default"), !t._playLock)) {
          for (var a = 0, u = 0; u < t._sounds.length; u++)
            t._sounds[u]._paused &&
              !t._sounds[u]._ended &&
              (a++, (r = t._sounds[u]._id));
          1 === a ? (e = null) : (r = null);
        }
      }
      var d = r ? t._soundById(r) : t._inactiveSound();
      if (!d) return null;
      if ((r && !e && (e = d._sprite || "__default"), "loaded" !== t._state)) {
        (d._sprite = e), (d._ended = !1);
        var i = d._id;
        return (
          t._queue.push({
            event: "play",
            action: function () {
              t.play(i);
            },
          }),
          i
        );
      }
      if (r && !d._paused) return o || t._loadQueue("play"), d._id;
      t._webAudio && n._autoResume();
      var _ = Math.max(0, d._seek > 0 ? d._seek : t._sprite[e][0] / 1e3),
        s = Math.max(0, (t._sprite[e][0] + t._sprite[e][1]) / 1e3 - _),
        l = (1e3 * s) / Math.abs(d._rate),
        c = t._sprite[e][0] / 1e3,
        f = (t._sprite[e][0] + t._sprite[e][1]) / 1e3;
      (d._sprite = e), (d._ended = !1);
      var p = function () {
        (d._paused = !1),
          (d._seek = _),
          (d._start = c),
          (d._stop = f),
          (d._loop = !(!d._loop && !t._sprite[e][2]));
      };
      if (_ >= f) return void t._ended(d);
      var m = d._node;
      if (t._webAudio) {
        var v = function () {
          (t._playLock = !1), p(), t._refreshBuffer(d);
          var e = d._muted || t._muted ? 0 : d._volume;
          m.gain.setValueAtTime(e, n.ctx.currentTime),
            (d._playStart = n.ctx.currentTime),
            void 0 === m.bufferSource.start
              ? d._loop
                ? m.bufferSource.noteGrainOn(0, _, 86400)
                : m.bufferSource.noteGrainOn(0, _, s)
              : d._loop
              ? m.bufferSource.start(0, _, 86400)
              : m.bufferSource.start(0, _, s),
            l !== 1 / 0 &&
              (t._endTimers[d._id] = setTimeout(t._ended.bind(t, d), l)),
            o ||
              setTimeout(function () {
                t._emit("play", d._id), t._loadQueue();
              }, 0);
        };
        "running" === n.state && "interrupted" !== n.ctx.state
          ? v()
          : ((t._playLock = !0), t.once("resume", v), t._clearTimer(d._id));
      } else {
        var h = function () {
          (m.currentTime = _),
            (m.muted = d._muted || t._muted || n._muted || m.muted),
            (m.volume = d._volume * n.volume()),
            (m.playbackRate = d._rate);
          try {
            var r = m.play();
            if (
              (r &&
              "undefined" != typeof Promise &&
              (r instanceof Promise || "function" == typeof r.then)
                ? ((t._playLock = !0),
                  p(),
                  r
                    .then(function () {
                      (t._playLock = !1),
                        (m._unlocked = !0),
                        o ? t._loadQueue() : t._emit("play", d._id);
                    })
                    .catch(function () {
                      (t._playLock = !1),
                        t._emit(
                          "playerror",
                          d._id,
                          "Playback was unable to start. This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction."
                        ),
                        (d._ended = !0),
                        (d._paused = !0);
                    }))
                : o || ((t._playLock = !1), p(), t._emit("play", d._id)),
              (m.playbackRate = d._rate),
              m.paused)
            )
              return void t._emit(
                "playerror",
                d._id,
                "Playback was unable to start. This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction."
              );
            "__default" !== e || d._loop
              ? (t._endTimers[d._id] = setTimeout(t._ended.bind(t, d), l))
              : ((t._endTimers[d._id] = function () {
                  t._ended(d),
                    m.removeEventListener("ended", t._endTimers[d._id], !1);
                }),
                m.addEventListener("ended", t._endTimers[d._id], !1));
          } catch (e) {
            t._emit("playerror", d._id, e);
          }
        };
        "data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA" ===
          m.src && ((m.src = t._src), m.load());
        var y =
          (window && window.ejecta) ||
          (!m.readyState && n._navigator.isCocoonJS);
        if (m.readyState >= 3 || y) h();
        else {
          (t._playLock = !0), (t._state = "loading");
          var g = function () {
            (t._state = "loaded"),
              h(),
              m.removeEventListener(n._canPlayEvent, g, !1);
          };
          m.addEventListener(n._canPlayEvent, g, !1), t._clearTimer(d._id);
        }
      }
      return d._id;
    },
    pause: function (e) {
      var n = this;
      if ("loaded" !== n._state || n._playLock)
        return (
          n._queue.push({
            event: "pause",
            action: function () {
              n.pause(e);
            },
          }),
          n
        );
      for (var o = n._getSoundIds(e), t = 0; t < o.length; t++) {
        n._clearTimer(o[t]);
        var r = n._soundById(o[t]);
        if (
          r &&
          !r._paused &&
          ((r._seek = n.seek(o[t])),
          (r._rateSeek = 0),
          (r._paused = !0),
          n._stopFade(o[t]),
          r._node)
        )
          if (n._webAudio) {
            if (!r._node.bufferSource) continue;
            void 0 === r._node.bufferSource.stop
              ? r._node.bufferSource.noteOff(0)
              : r._node.bufferSource.stop(0),
              n._cleanBuffer(r._node);
          } else
            (isNaN(r._node.duration) && r._node.duration !== 1 / 0) ||
              r._node.pause();
        arguments[1] || n._emit("pause", r ? r._id : null);
      }
      return n;
    },
    stop: function (e, n) {
      var o = this;
      if ("loaded" !== o._state || o._playLock)
        return (
          o._queue.push({
            event: "stop",
            action: function () {
              o.stop(e);
            },
          }),
          o
        );
      for (var t = o._getSoundIds(e), r = 0; r < t.length; r++) {
        o._clearTimer(t[r]);
        var a = o._soundById(t[r]);
        a &&
          ((a._seek = a._start || 0),
          (a._rateSeek = 0),
          (a._paused = !0),
          (a._ended = !0),
          o._stopFade(t[r]),
          a._node &&
            (o._webAudio
              ? a._node.bufferSource &&
                (void 0 === a._node.bufferSource.stop
                  ? a._node.bufferSource.noteOff(0)
                  : a._node.bufferSource.stop(0),
                o._cleanBuffer(a._node))
              : (isNaN(a._node.duration) && a._node.duration !== 1 / 0) ||
                ((a._node.currentTime = a._start || 0),
                a._node.pause(),
                a._node.duration === 1 / 0 && o._clearSound(a._node))),
          n || o._emit("stop", a._id));
      }
      return o;
    },
    mute: function (e, o) {
      var t = this;
      if ("loaded" !== t._state || t._playLock)
        return (
          t._queue.push({
            event: "mute",
            action: function () {
              t.mute(e, o);
            },
          }),
          t
        );
      if (void 0 === o) {
        if ("boolean" != typeof e) return t._muted;
        t._muted = e;
      }
      for (var r = t._getSoundIds(o), a = 0; a < r.length; a++) {
        var u = t._soundById(r[a]);
        u &&
          ((u._muted = e),
          u._interval && t._stopFade(u._id),
          t._webAudio && u._node
            ? u._node.gain.setValueAtTime(e ? 0 : u._volume, n.ctx.currentTime)
            : u._node && (u._node.muted = !!n._muted || e),
          t._emit("mute", u._id));
      }
      return t;
    },
    volume: function () {
      var e,
        o,
        t = this,
        r = arguments;
      if (0 === r.length) return t._volume;
      if (1 === r.length || (2 === r.length && void 0 === r[1])) {
        t._getSoundIds().indexOf(r[0]) >= 0
          ? (o = parseInt(r[0], 10))
          : (e = parseFloat(r[0]));
      } else
        r.length >= 2 && ((e = parseFloat(r[0])), (o = parseInt(r[1], 10)));
      var a;
      if (!(void 0 !== e && e >= 0 && e <= 1))
        return (a = o ? t._soundById(o) : t._sounds[0]), a ? a._volume : 0;
      if ("loaded" !== t._state || t._playLock)
        return (
          t._queue.push({
            event: "volume",
            action: function () {
              t.volume.apply(t, r);
            },
          }),
          t
        );
      void 0 === o && (t._volume = e), (o = t._getSoundIds(o));
      for (var u = 0; u < o.length; u++)
        (a = t._soundById(o[u])) &&
          ((a._volume = e),
          r[2] || t._stopFade(o[u]),
          t._webAudio && a._node && !a._muted
            ? a._node.gain.setValueAtTime(e, n.ctx.currentTime)
            : a._node && !a._muted && (a._node.volume = e * n.volume()),
          t._emit("volume", a._id));
      return t;
    },
    fade: function (e, o, t, r) {
      var a = this;
      if ("loaded" !== a._state || a._playLock)
        return (
          a._queue.push({
            event: "fade",
            action: function () {
              a.fade(e, o, t, r);
            },
          }),
          a
        );
      (e = Math.min(Math.max(0, parseFloat(e)), 1)),
        (o = Math.min(Math.max(0, parseFloat(o)), 1)),
        (t = parseFloat(t)),
        a.volume(e, r);
      for (var u = a._getSoundIds(r), d = 0; d < u.length; d++) {
        var i = a._soundById(u[d]);
        if (i) {
          if ((r || a._stopFade(u[d]), a._webAudio && !i._muted)) {
            var _ = n.ctx.currentTime,
              s = _ + t / 1e3;
            (i._volume = e),
              i._node.gain.setValueAtTime(e, _),
              i._node.gain.linearRampToValueAtTime(o, s);
          }
          a._startFadeInterval(i, e, o, t, u[d], void 0 === r);
        }
      }
      return a;
    },
    _startFadeInterval: function (e, n, o, t, r, a) {
      var u = this,
        d = n,
        i = o - n,
        _ = Math.abs(i / 0.01),
        s = Math.max(4, _ > 0 ? t / _ : t),
        l = Date.now();
      (e._fadeTo = o),
        (e._interval = setInterval(function () {
          var r = (Date.now() - l) / t;
          (l = Date.now()),
            (d += i * r),
            (d = Math.round(100 * d) / 100),
            (d = i < 0 ? Math.max(o, d) : Math.min(o, d)),
            u._webAudio ? (e._volume = d) : u.volume(d, e._id, !0),
            a && (u._volume = d),
            ((o < n && d <= o) || (o > n && d >= o)) &&
              (clearInterval(e._interval),
              (e._interval = null),
              (e._fadeTo = null),
              u.volume(o, e._id),
              u._emit("fade", e._id));
        }, s));
    },
    _stopFade: function (e) {
      var o = this,
        t = o._soundById(e);
      return (
        t &&
          t._interval &&
          (o._webAudio && t._node.gain.cancelScheduledValues(n.ctx.currentTime),
          clearInterval(t._interval),
          (t._interval = null),
          o.volume(t._fadeTo, e),
          (t._fadeTo = null),
          o._emit("fade", e)),
        o
      );
    },
    loop: function () {
      var e,
        n,
        o,
        t = this,
        r = arguments;
      if (0 === r.length) return t._loop;
      if (1 === r.length) {
        if ("boolean" != typeof r[0])
          return !!(o = t._soundById(parseInt(r[0], 10))) && o._loop;
        (e = r[0]), (t._loop = e);
      } else 2 === r.length && ((e = r[0]), (n = parseInt(r[1], 10)));
      for (var a = t._getSoundIds(n), u = 0; u < a.length; u++)
        (o = t._soundById(a[u])) &&
          ((o._loop = e),
          t._webAudio &&
            o._node &&
            o._node.bufferSource &&
            ((o._node.bufferSource.loop = e),
            e &&
              ((o._node.bufferSource.loopStart = o._start || 0),
              (o._node.bufferSource.loopEnd = o._stop),
              t.playing(a[u]) && (t.pause(a[u], !0), t.play(a[u], !0)))));
      return t;
    },
    rate: function () {
      var e,
        o,
        t = this,
        r = arguments;
      if (0 === r.length) o = t._sounds[0]._id;
      else if (1 === r.length) {
        var a = t._getSoundIds(),
          u = a.indexOf(r[0]);
        u >= 0 ? (o = parseInt(r[0], 10)) : (e = parseFloat(r[0]));
      } else
        2 === r.length && ((e = parseFloat(r[0])), (o = parseInt(r[1], 10)));
      var d;
      if ("number" != typeof e)
        return (d = t._soundById(o)), d ? d._rate : t._rate;
      if ("loaded" !== t._state || t._playLock)
        return (
          t._queue.push({
            event: "rate",
            action: function () {
              t.rate.apply(t, r);
            },
          }),
          t
        );
      void 0 === o && (t._rate = e), (o = t._getSoundIds(o));
      for (var i = 0; i < o.length; i++)
        if ((d = t._soundById(o[i]))) {
          t.playing(o[i]) &&
            ((d._rateSeek = t.seek(o[i])),
            (d._playStart = t._webAudio ? n.ctx.currentTime : d._playStart)),
            (d._rate = e),
            t._webAudio && d._node && d._node.bufferSource
              ? d._node.bufferSource.playbackRate.setValueAtTime(
                  e,
                  n.ctx.currentTime
                )
              : d._node && (d._node.playbackRate = e);
          var _ = t.seek(o[i]),
            s = (t._sprite[d._sprite][0] + t._sprite[d._sprite][1]) / 1e3 - _,
            l = (1e3 * s) / Math.abs(d._rate);
          (!t._endTimers[o[i]] && d._paused) ||
            (t._clearTimer(o[i]),
            (t._endTimers[o[i]] = setTimeout(t._ended.bind(t, d), l))),
            t._emit("rate", d._id);
        }
      return t;
    },
    seek: function () {
      var e,
        o,
        t = this,
        r = arguments;
      if (0 === r.length) t._sounds.length && (o = t._sounds[0]._id);
      else if (1 === r.length) {
        var a = t._getSoundIds(),
          u = a.indexOf(r[0]);
        u >= 0
          ? (o = parseInt(r[0], 10))
          : t._sounds.length &&
            ((o = t._sounds[0]._id), (e = parseFloat(r[0])));
      } else
        2 === r.length && ((e = parseFloat(r[0])), (o = parseInt(r[1], 10)));
      if (void 0 === o) return 0;
      if ("number" == typeof e && ("loaded" !== t._state || t._playLock))
        return (
          t._queue.push({
            event: "seek",
            action: function () {
              t.seek.apply(t, r);
            },
          }),
          t
        );
      var d = t._soundById(o);
      if (d) {
        if (!("number" == typeof e && e >= 0)) {
          if (t._webAudio) {
            var i = t.playing(o) ? n.ctx.currentTime - d._playStart : 0,
              _ = d._rateSeek ? d._rateSeek - d._seek : 0;
            return d._seek + (_ + i * Math.abs(d._rate));
          }
          return d._node.currentTime;
        }
        var s = t.playing(o);
        s && t.pause(o, !0),
          (d._seek = e),
          (d._ended = !1),
          t._clearTimer(o),
          t._webAudio ||
            !d._node ||
            isNaN(d._node.duration) ||
            (d._node.currentTime = e);
        var l = function () {
          s && t.play(o, !0), t._emit("seek", o);
        };
        if (s && !t._webAudio) {
          var c = function () {
            t._playLock ? setTimeout(c, 0) : l();
          };
          setTimeout(c, 0);
        } else l();
      }
      return t;
    },
    playing: function (e) {
      var n = this;
      if ("number" == typeof e) {
        var o = n._soundById(e);
        return !!o && !o._paused;
      }
      for (var t = 0; t < n._sounds.length; t++)
        if (!n._sounds[t]._paused) return !0;
      return !1;
    },
    duration: function (e) {
      var n = this,
        o = n._duration,
        t = n._soundById(e);
      return t && (o = n._sprite[t._sprite][1] / 1e3), o;
    },
    state: function () {
      return this._state;
    },
    unload: function () {
      for (var e = this, o = e._sounds, t = 0; t < o.length; t++)
        o[t]._paused || e.stop(o[t]._id),
          e._webAudio ||
            (e._clearSound(o[t]._node),
            o[t]._node.removeEventListener("error", o[t]._errorFn, !1),
            o[t]._node.removeEventListener(n._canPlayEvent, o[t]._loadFn, !1),
            o[t]._node.removeEventListener("ended", o[t]._endFn, !1),
            n._releaseHtml5Audio(o[t]._node)),
          delete o[t]._node,
          e._clearTimer(o[t]._id);
      var a = n._howls.indexOf(e);
      a >= 0 && n._howls.splice(a, 1);
      var u = !0;
      for (t = 0; t < n._howls.length; t++)
        if (
          n._howls[t]._src === e._src ||
          e._src.indexOf(n._howls[t]._src) >= 0
        ) {
          u = !1;
          break;
        }
      return (
        r && u && delete r[e._src],
        (n.noAudio = !1),
        (e._state = "unloaded"),
        (e._sounds = []),
        (e = null),
        null
      );
    },
    on: function (e, n, o, t) {
      var r = this,
        a = r["_on" + e];
      return (
        "function" == typeof n &&
          a.push(t ? { id: o, fn: n, once: t } : { id: o, fn: n }),
        r
      );
    },
    off: function (e, n, o) {
      var t = this,
        r = t["_on" + e],
        a = 0;
      if (("number" == typeof n && ((o = n), (n = null)), n || o))
        for (a = 0; a < r.length; a++) {
          var u = o === r[a].id;
          if ((n === r[a].fn && u) || (!n && u)) {
            r.splice(a, 1);
            break;
          }
        }
      else if (e) t["_on" + e] = [];
      else {
        var d = Object.keys(t);
        for (a = 0; a < d.length; a++)
          0 === d[a].indexOf("_on") && Array.isArray(t[d[a]]) && (t[d[a]] = []);
      }
      return t;
    },
    once: function (e, n, o) {
      var t = this;
      return t.on(e, n, o, 1), t;
    },
    _emit: function (e, n, o) {
      for (var t = this, r = t["_on" + e], a = r.length - 1; a >= 0; a--)
        (r[a].id && r[a].id !== n && "load" !== e) ||
          (setTimeout(
            function (e) {
              e.call(this, n, o);
            }.bind(t, r[a].fn),
            0
          ),
          r[a].once && t.off(e, r[a].fn, r[a].id));
      return t._loadQueue(e), t;
    },
    _loadQueue: function (e) {
      var n = this;
      if (n._queue.length > 0) {
        var o = n._queue[0];
        o.event === e && (n._queue.shift(), n._loadQueue()), e || o.action();
      }
      return n;
    },
    _ended: function (e) {
      var o = this,
        t = e._sprite;
      if (
        !o._webAudio &&
        e._node &&
        !e._node.paused &&
        !e._node.ended &&
        e._node.currentTime < e._stop
      )
        return setTimeout(o._ended.bind(o, e), 100), o;
      var r = !(!e._loop && !o._sprite[t][2]);
      if (
        (o._emit("end", e._id),
        !o._webAudio && r && o.stop(e._id, !0).play(e._id),
        o._webAudio && r)
      ) {
        o._emit("play", e._id),
          (e._seek = e._start || 0),
          (e._rateSeek = 0),
          (e._playStart = n.ctx.currentTime);
        var a = (1e3 * (e._stop - e._start)) / Math.abs(e._rate);
        o._endTimers[e._id] = setTimeout(o._ended.bind(o, e), a);
      }
      return (
        o._webAudio &&
          !r &&
          ((e._paused = !0),
          (e._ended = !0),
          (e._seek = e._start || 0),
          (e._rateSeek = 0),
          o._clearTimer(e._id),
          o._cleanBuffer(e._node),
          n._autoSuspend()),
        o._webAudio || r || o.stop(e._id, !0),
        o
      );
    },
    _clearTimer: function (e) {
      var n = this;
      if (n._endTimers[e]) {
        if ("function" != typeof n._endTimers[e]) clearTimeout(n._endTimers[e]);
        else {
          var o = n._soundById(e);
          o &&
            o._node &&
            o._node.removeEventListener("ended", n._endTimers[e], !1);
        }
        delete n._endTimers[e];
      }
      return n;
    },
    _soundById: function (e) {
      for (var n = this, o = 0; o < n._sounds.length; o++)
        if (e === n._sounds[o]._id) return n._sounds[o];
      return null;
    },
    _inactiveSound: function () {
      var e = this;
      e._drain();
      for (var n = 0; n < e._sounds.length; n++)
        if (e._sounds[n]._ended) return e._sounds[n].reset();
      return new t(e);
    },
    _drain: function () {
      var e = this,
        n = e._pool,
        o = 0,
        t = 0;
      if (!(e._sounds.length < n)) {
        for (t = 0; t < e._sounds.length; t++) e._sounds[t]._ended && o++;
        for (t = e._sounds.length - 1; t >= 0; t--) {
          if (o <= n) return;
          e._sounds[t]._ended &&
            (e._webAudio &&
              e._sounds[t]._node &&
              e._sounds[t]._node.disconnect(0),
            e._sounds.splice(t, 1),
            o--);
        }
      }
    },
    _getSoundIds: function (e) {
      var n = this;
      if (void 0 === e) {
        for (var o = [], t = 0; t < n._sounds.length; t++)
          o.push(n._sounds[t]._id);
        return o;
      }
      return [e];
    },
    _refreshBuffer: function (e) {
      var o = this;
      return (
        (e._node.bufferSource = n.ctx.createBufferSource()),
        (e._node.bufferSource.buffer = r[o._src]),
        e._panner
          ? e._node.bufferSource.connect(e._panner)
          : e._node.bufferSource.connect(e._node),
        (e._node.bufferSource.loop = e._loop),
        e._loop &&
          ((e._node.bufferSource.loopStart = e._start || 0),
          (e._node.bufferSource.loopEnd = e._stop || 0)),
        e._node.bufferSource.playbackRate.setValueAtTime(
          e._rate,
          n.ctx.currentTime
        ),
        o
      );
    },
    _cleanBuffer: function (e) {
      var o = this,
        t = n._navigator && n._navigator.vendor.indexOf("Apple") >= 0;
      if (
        n._scratchBuffer &&
        e.bufferSource &&
        ((e.bufferSource.onended = null), e.bufferSource.disconnect(0), t)
      )
        try {
          e.bufferSource.buffer = n._scratchBuffer;
        } catch (e) {}
      return (e.bufferSource = null), o;
    },
    _clearSound: function (e) {
      /MSIE |Trident\//.test(n._navigator && n._navigator.userAgent) ||
        (e.src =
          "data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA");
    },
  };
  var t = function (e) {
    (this._parent = e), this.init();
  };
  t.prototype = {
    init: function () {
      var e = this,
        o = e._parent;
      return (
        (e._muted = o._muted),
        (e._loop = o._loop),
        (e._volume = o._volume),
        (e._rate = o._rate),
        (e._seek = 0),
        (e._paused = !0),
        (e._ended = !0),
        (e._sprite = "__default"),
        (e._id = ++n._counter),
        o._sounds.push(e),
        e.create(),
        e
      );
    },
    create: function () {
      var e = this,
        o = e._parent,
        t = n._muted || e._muted || e._parent._muted ? 0 : e._volume;
      return (
        o._webAudio
          ? ((e._node =
              void 0 === n.ctx.createGain
                ? n.ctx.createGainNode()
                : n.ctx.createGain()),
            e._node.gain.setValueAtTime(t, n.ctx.currentTime),
            (e._node.paused = !0),
            e._node.connect(n.masterGain))
          : n.noAudio ||
            ((e._node = n._obtainHtml5Audio()),
            (e._errorFn = e._errorListener.bind(e)),
            e._node.addEventListener("error", e._errorFn, !1),
            (e._loadFn = e._loadListener.bind(e)),
            e._node.addEventListener(n._canPlayEvent, e._loadFn, !1),
            (e._endFn = e._endListener.bind(e)),
            e._node.addEventListener("ended", e._endFn, !1),
            (e._node.src = o._src),
            (e._node.preload = !0 === o._preload ? "auto" : o._preload),
            (e._node.volume = t * n.volume()),
            e._node.load()),
        e
      );
    },
    reset: function () {
      var e = this,
        o = e._parent;
      return (
        (e._muted = o._muted),
        (e._loop = o._loop),
        (e._volume = o._volume),
        (e._rate = o._rate),
        (e._seek = 0),
        (e._rateSeek = 0),
        (e._paused = !0),
        (e._ended = !0),
        (e._sprite = "__default"),
        (e._id = ++n._counter),
        e
      );
    },
    _errorListener: function () {
      var e = this;
      e._parent._emit(
        "loaderror",
        e._id,
        e._node.error ? e._node.error.code : 0
      ),
        e._node.removeEventListener("error", e._errorFn, !1);
    },
    _loadListener: function () {
      var e = this,
        o = e._parent;
      (o._duration = Math.ceil(10 * e._node.duration) / 10),
        0 === Object.keys(o._sprite).length &&
          (o._sprite = { __default: [0, 1e3 * o._duration] }),
        "loaded" !== o._state &&
          ((o._state = "loaded"), o._emit("load"), o._loadQueue()),
        e._node.removeEventListener(n._canPlayEvent, e._loadFn, !1);
    },
    _endListener: function () {
      var e = this,
        n = e._parent;
      n._duration === 1 / 0 &&
        ((n._duration = Math.ceil(10 * e._node.duration) / 10),
        n._sprite.__default[1] === 1 / 0 &&
          (n._sprite.__default[1] = 1e3 * n._duration),
        n._ended(e)),
        e._node.removeEventListener("ended", e._endFn, !1);
    },
  };
  var r = {},
    a = function (e) {
      var n = e._src;
      if (r[n]) return (e._duration = r[n].duration), void i(e);
      if (/^data:[^;]+;base64,/.test(n)) {
        for (
          var o = atob(n.split(",")[1]), t = new Uint8Array(o.length), a = 0;
          a < o.length;
          ++a
        )
          t[a] = o.charCodeAt(a);
        d(t.buffer, e);
      } else {
        var _ = new XMLHttpRequest();
        _.open(e._xhr.method, n, !0),
          (_.withCredentials = e._xhr.withCredentials),
          (_.responseType = "arraybuffer"),
          e._xhr.headers &&
            Object.keys(e._xhr.headers).forEach(function (n) {
              _.setRequestHeader(n, e._xhr.headers[n]);
            }),
          (_.onload = function () {
            var n = (_.status + "")[0];
            if ("0" !== n && "2" !== n && "3" !== n)
              return void e._emit(
                "loaderror",
                null,
                "Failed loading audio file with status: " + _.status + "."
              );
            d(_.response, e);
          }),
          (_.onerror = function () {
            e._webAudio &&
              ((e._html5 = !0),
              (e._webAudio = !1),
              (e._sounds = []),
              delete r[n],
              e.load());
          }),
          u(_);
      }
    },
    u = function (e) {
      try {
        e.send();
      } catch (n) {
        e.onerror();
      }
    },
    d = function (e, o) {
      var t = function () {
          o._emit("loaderror", null, "Decoding audio data failed.");
        },
        a = function (e) {
          e && o._sounds.length > 0 ? ((r[o._src] = e), i(o, e)) : t();
        };
      "undefined" != typeof Promise && 1 === n.ctx.decodeAudioData.length
        ? n.ctx.decodeAudioData(e).then(a).catch(t)
        : n.ctx.decodeAudioData(e, a, t);
    },
    i = function (e, n) {
      n && !e._duration && (e._duration = n.duration),
        0 === Object.keys(e._sprite).length &&
          (e._sprite = { __default: [0, 1e3 * e._duration] }),
        "loaded" !== e._state &&
          ((e._state = "loaded"), e._emit("load"), e._loadQueue());
    },
    _ = function () {
      if (n.usingWebAudio) {
        try {
          "undefined" != typeof AudioContext
            ? (n.ctx = new AudioContext())
            : "undefined" != typeof webkitAudioContext
            ? (n.ctx = new webkitAudioContext())
            : (n.usingWebAudio = !1);
        } catch (e) {
          n.usingWebAudio = !1;
        }
        n.ctx || (n.usingWebAudio = !1);
        var e = /iP(hone|od|ad)/.test(n._navigator && n._navigator.platform),
          o =
            n._navigator &&
            n._navigator.appVersion.match(/OS (\d+)_(\d+)_?(\d+)?/),
          t = o ? parseInt(o[1], 10) : null;
        if (e && t && t < 9) {
          var r = /safari/.test(
            n._navigator && n._navigator.userAgent.toLowerCase()
          );
          n._navigator && !r && (n.usingWebAudio = !1);
        }
        n.usingWebAudio &&
          ((n.masterGain =
            void 0 === n.ctx.createGain
              ? n.ctx.createGainNode()
              : n.ctx.createGain()),
          n.masterGain.gain.setValueAtTime(
            n._muted ? 0 : n._volume,
            n.ctx.currentTime
          ),
          n.masterGain.connect(n.ctx.destination)),
          n._setup();
      }
    };
  "function" == typeof define &&
    define.amd &&
    define([], function () {
      return { Howler: n, Howl: o };
    }),
    "undefined" != typeof exports && ((exports.Howler = n), (exports.Howl = o)),
    "undefined" != typeof global
      ? ((global.HowlerGlobal = e),
        (global.Howler = n),
        (global.Howl = o),
        (global.Sound = t))
      : "undefined" != typeof window &&
        ((window.HowlerGlobal = e),
        (window.Howler = n),
        (window.Howl = o),
        (window.Sound = t));
})();
/*! Spatial Plugin */
!(function () {
  "use strict";
  (HowlerGlobal.prototype._pos = [0, 0, 0]),
    (HowlerGlobal.prototype._orientation = [0, 0, -1, 0, 1, 0]),
    (HowlerGlobal.prototype.stereo = function (e) {
      var n = this;
      if (!n.ctx || !n.ctx.listener) return n;
      for (var t = n._howls.length - 1; t >= 0; t--) n._howls[t].stereo(e);
      return n;
    }),
    (HowlerGlobal.prototype.pos = function (e, n, t) {
      var r = this;
      return r.ctx && r.ctx.listener
        ? ((n = "number" != typeof n ? r._pos[1] : n),
          (t = "number" != typeof t ? r._pos[2] : t),
          "number" != typeof e
            ? r._pos
            : ((r._pos = [e, n, t]),
              void 0 !== r.ctx.listener.positionX
                ? (r.ctx.listener.positionX.setTargetAtTime(
                    r._pos[0],
                    Howler.ctx.currentTime,
                    0.1
                  ),
                  r.ctx.listener.positionY.setTargetAtTime(
                    r._pos[1],
                    Howler.ctx.currentTime,
                    0.1
                  ),
                  r.ctx.listener.positionZ.setTargetAtTime(
                    r._pos[2],
                    Howler.ctx.currentTime,
                    0.1
                  ))
                : r.ctx.listener.setPosition(r._pos[0], r._pos[1], r._pos[2]),
              r))
        : r;
    }),
    (HowlerGlobal.prototype.orientation = function (e, n, t, r, o, i) {
      var a = this;
      if (!a.ctx || !a.ctx.listener) return a;
      var s = a._orientation;
      return (
        (n = "number" != typeof n ? s[1] : n),
        (t = "number" != typeof t ? s[2] : t),
        (r = "number" != typeof r ? s[3] : r),
        (o = "number" != typeof o ? s[4] : o),
        (i = "number" != typeof i ? s[5] : i),
        "number" != typeof e
          ? s
          : ((a._orientation = [e, n, t, r, o, i]),
            void 0 !== a.ctx.listener.forwardX
              ? (a.ctx.listener.forwardX.setTargetAtTime(
                  e,
                  Howler.ctx.currentTime,
                  0.1
                ),
                a.ctx.listener.forwardY.setTargetAtTime(
                  n,
                  Howler.ctx.currentTime,
                  0.1
                ),
                a.ctx.listener.forwardZ.setTargetAtTime(
                  t,
                  Howler.ctx.currentTime,
                  0.1
                ),
                a.ctx.listener.upX.setTargetAtTime(
                  r,
                  Howler.ctx.currentTime,
                  0.1
                ),
                a.ctx.listener.upY.setTargetAtTime(
                  o,
                  Howler.ctx.currentTime,
                  0.1
                ),
                a.ctx.listener.upZ.setTargetAtTime(
                  i,
                  Howler.ctx.currentTime,
                  0.1
                ))
              : a.ctx.listener.setOrientation(e, n, t, r, o, i),
            a)
      );
    }),
    (Howl.prototype.init = (function (e) {
      return function (n) {
        var t = this;
        return (
          (t._orientation = n.orientation || [1, 0, 0]),
          (t._stereo = n.stereo || null),
          (t._pos = n.pos || null),
          (t._pannerAttr = {
            coneInnerAngle:
              void 0 !== n.coneInnerAngle ? n.coneInnerAngle : 360,
            coneOuterAngle:
              void 0 !== n.coneOuterAngle ? n.coneOuterAngle : 360,
            coneOuterGain: void 0 !== n.coneOuterGain ? n.coneOuterGain : 0,
            distanceModel:
              void 0 !== n.distanceModel ? n.distanceModel : "inverse",
            maxDistance: void 0 !== n.maxDistance ? n.maxDistance : 1e4,
            panningModel: void 0 !== n.panningModel ? n.panningModel : "HRTF",
            refDistance: void 0 !== n.refDistance ? n.refDistance : 1,
            rolloffFactor: void 0 !== n.rolloffFactor ? n.rolloffFactor : 1,
          }),
          (t._onstereo = n.onstereo ? [{ fn: n.onstereo }] : []),
          (t._onpos = n.onpos ? [{ fn: n.onpos }] : []),
          (t._onorientation = n.onorientation ? [{ fn: n.onorientation }] : []),
          e.call(this, n)
        );
      };
    })(Howl.prototype.init)),
    (Howl.prototype.stereo = function (n, t) {
      var r = this;
      if (!r._webAudio) return r;
      if ("loaded" !== r._state)
        return (
          r._queue.push({
            event: "stereo",
            action: function () {
              r.stereo(n, t);
            },
          }),
          r
        );
      var o = void 0 === Howler.ctx.createStereoPanner ? "spatial" : "stereo";
      if (void 0 === t) {
        if ("number" != typeof n) return r._stereo;
        (r._stereo = n), (r._pos = [n, 0, 0]);
      }
      for (var i = r._getSoundIds(t), a = 0; a < i.length; a++) {
        var s = r._soundById(i[a]);
        if (s) {
          if ("number" != typeof n) return s._stereo;
          (s._stereo = n),
            (s._pos = [n, 0, 0]),
            s._node &&
              ((s._pannerAttr.panningModel = "equalpower"),
              (s._panner && s._panner.pan) || e(s, o),
              "spatial" === o
                ? void 0 !== s._panner.positionX
                  ? (s._panner.positionX.setValueAtTime(
                      n,
                      Howler.ctx.currentTime
                    ),
                    s._panner.positionY.setValueAtTime(
                      0,
                      Howler.ctx.currentTime
                    ),
                    s._panner.positionZ.setValueAtTime(
                      0,
                      Howler.ctx.currentTime
                    ))
                  : s._panner.setPosition(n, 0, 0)
                : s._panner.pan.setValueAtTime(n, Howler.ctx.currentTime)),
            r._emit("stereo", s._id);
        }
      }
      return r;
    }),
    (Howl.prototype.pos = function (n, t, r, o) {
      var i = this;
      if (!i._webAudio) return i;
      if ("loaded" !== i._state)
        return (
          i._queue.push({
            event: "pos",
            action: function () {
              i.pos(n, t, r, o);
            },
          }),
          i
        );
      if (
        ((t = "number" != typeof t ? 0 : t),
        (r = "number" != typeof r ? -0.5 : r),
        void 0 === o)
      ) {
        if ("number" != typeof n) return i._pos;
        i._pos = [n, t, r];
      }
      for (var a = i._getSoundIds(o), s = 0; s < a.length; s++) {
        var p = i._soundById(a[s]);
        if (p) {
          if ("number" != typeof n) return p._pos;
          (p._pos = [n, t, r]),
            p._node &&
              ((p._panner && !p._panner.pan) || e(p, "spatial"),
              void 0 !== p._panner.positionX
                ? (p._panner.positionX.setValueAtTime(
                    n,
                    Howler.ctx.currentTime
                  ),
                  p._panner.positionY.setValueAtTime(t, Howler.ctx.currentTime),
                  p._panner.positionZ.setValueAtTime(r, Howler.ctx.currentTime))
                : p._panner.setPosition(n, t, r)),
            i._emit("pos", p._id);
        }
      }
      return i;
    }),
    (Howl.prototype.orientation = function (n, t, r, o) {
      var i = this;
      if (!i._webAudio) return i;
      if ("loaded" !== i._state)
        return (
          i._queue.push({
            event: "orientation",
            action: function () {
              i.orientation(n, t, r, o);
            },
          }),
          i
        );
      if (
        ((t = "number" != typeof t ? i._orientation[1] : t),
        (r = "number" != typeof r ? i._orientation[2] : r),
        void 0 === o)
      ) {
        if ("number" != typeof n) return i._orientation;
        i._orientation = [n, t, r];
      }
      for (var a = i._getSoundIds(o), s = 0; s < a.length; s++) {
        var p = i._soundById(a[s]);
        if (p) {
          if ("number" != typeof n) return p._orientation;
          (p._orientation = [n, t, r]),
            p._node &&
              (p._panner ||
                (p._pos || (p._pos = i._pos || [0, 0, -0.5]), e(p, "spatial")),
              void 0 !== p._panner.orientationX
                ? (p._panner.orientationX.setValueAtTime(
                    n,
                    Howler.ctx.currentTime
                  ),
                  p._panner.orientationY.setValueAtTime(
                    t,
                    Howler.ctx.currentTime
                  ),
                  p._panner.orientationZ.setValueAtTime(
                    r,
                    Howler.ctx.currentTime
                  ))
                : p._panner.setOrientation(n, t, r)),
            i._emit("orientation", p._id);
        }
      }
      return i;
    }),
    (Howl.prototype.pannerAttr = function () {
      var n,
        t,
        r,
        o = this,
        i = arguments;
      if (!o._webAudio) return o;
      if (0 === i.length) return o._pannerAttr;
      if (1 === i.length) {
        if ("object" != typeof i[0])
          return (
            (r = o._soundById(parseInt(i[0], 10))),
            r ? r._pannerAttr : o._pannerAttr
          );
        (n = i[0]),
          void 0 === t &&
            (n.pannerAttr ||
              (n.pannerAttr = {
                coneInnerAngle: n.coneInnerAngle,
                coneOuterAngle: n.coneOuterAngle,
                coneOuterGain: n.coneOuterGain,
                distanceModel: n.distanceModel,
                maxDistance: n.maxDistance,
                refDistance: n.refDistance,
                rolloffFactor: n.rolloffFactor,
                panningModel: n.panningModel,
              }),
            (o._pannerAttr = {
              coneInnerAngle:
                void 0 !== n.pannerAttr.coneInnerAngle
                  ? n.pannerAttr.coneInnerAngle
                  : o._coneInnerAngle,
              coneOuterAngle:
                void 0 !== n.pannerAttr.coneOuterAngle
                  ? n.pannerAttr.coneOuterAngle
                  : o._coneOuterAngle,
              coneOuterGain:
                void 0 !== n.pannerAttr.coneOuterGain
                  ? n.pannerAttr.coneOuterGain
                  : o._coneOuterGain,
              distanceModel:
                void 0 !== n.pannerAttr.distanceModel
                  ? n.pannerAttr.distanceModel
                  : o._distanceModel,
              maxDistance:
                void 0 !== n.pannerAttr.maxDistance
                  ? n.pannerAttr.maxDistance
                  : o._maxDistance,
              refDistance:
                void 0 !== n.pannerAttr.refDistance
                  ? n.pannerAttr.refDistance
                  : o._refDistance,
              rolloffFactor:
                void 0 !== n.pannerAttr.rolloffFactor
                  ? n.pannerAttr.rolloffFactor
                  : o._rolloffFactor,
              panningModel:
                void 0 !== n.pannerAttr.panningModel
                  ? n.pannerAttr.panningModel
                  : o._panningModel,
            }));
      } else 2 === i.length && ((n = i[0]), (t = parseInt(i[1], 10)));
      for (var a = o._getSoundIds(t), s = 0; s < a.length; s++)
        if ((r = o._soundById(a[s]))) {
          var p = r._pannerAttr;
          p = {
            coneInnerAngle:
              void 0 !== n.coneInnerAngle ? n.coneInnerAngle : p.coneInnerAngle,
            coneOuterAngle:
              void 0 !== n.coneOuterAngle ? n.coneOuterAngle : p.coneOuterAngle,
            coneOuterGain:
              void 0 !== n.coneOuterGain ? n.coneOuterGain : p.coneOuterGain,
            distanceModel:
              void 0 !== n.distanceModel ? n.distanceModel : p.distanceModel,
            maxDistance:
              void 0 !== n.maxDistance ? n.maxDistance : p.maxDistance,
            refDistance:
              void 0 !== n.refDistance ? n.refDistance : p.refDistance,
            rolloffFactor:
              void 0 !== n.rolloffFactor ? n.rolloffFactor : p.rolloffFactor,
            panningModel:
              void 0 !== n.panningModel ? n.panningModel : p.panningModel,
          };
          var c = r._panner;
          c
            ? ((c.coneInnerAngle = p.coneInnerAngle),
              (c.coneOuterAngle = p.coneOuterAngle),
              (c.coneOuterGain = p.coneOuterGain),
              (c.distanceModel = p.distanceModel),
              (c.maxDistance = p.maxDistance),
              (c.refDistance = p.refDistance),
              (c.rolloffFactor = p.rolloffFactor),
              (c.panningModel = p.panningModel))
            : (r._pos || (r._pos = o._pos || [0, 0, -0.5]), e(r, "spatial"));
        }
      return o;
    }),
    (Sound.prototype.init = (function (e) {
      return function () {
        var n = this,
          t = n._parent;
        (n._orientation = t._orientation),
          (n._stereo = t._stereo),
          (n._pos = t._pos),
          (n._pannerAttr = t._pannerAttr),
          e.call(this),
          n._stereo
            ? t.stereo(n._stereo)
            : n._pos && t.pos(n._pos[0], n._pos[1], n._pos[2], n._id);
      };
    })(Sound.prototype.init)),
    (Sound.prototype.reset = (function (e) {
      return function () {
        var n = this,
          t = n._parent;
        return (
          (n._orientation = t._orientation),
          (n._stereo = t._stereo),
          (n._pos = t._pos),
          (n._pannerAttr = t._pannerAttr),
          n._stereo
            ? t.stereo(n._stereo)
            : n._pos
            ? t.pos(n._pos[0], n._pos[1], n._pos[2], n._id)
            : n._panner &&
              (n._panner.disconnect(0),
              (n._panner = void 0),
              t._refreshBuffer(n)),
          e.call(this)
        );
      };
    })(Sound.prototype.reset));
  var e = function (e, n) {
    (n = n || "spatial"),
      "spatial" === n
        ? ((e._panner = Howler.ctx.createPanner()),
          (e._panner.coneInnerAngle = e._pannerAttr.coneInnerAngle),
          (e._panner.coneOuterAngle = e._pannerAttr.coneOuterAngle),
          (e._panner.coneOuterGain = e._pannerAttr.coneOuterGain),
          (e._panner.distanceModel = e._pannerAttr.distanceModel),
          (e._panner.maxDistance = e._pannerAttr.maxDistance),
          (e._panner.refDistance = e._pannerAttr.refDistance),
          (e._panner.rolloffFactor = e._pannerAttr.rolloffFactor),
          (e._panner.panningModel = e._pannerAttr.panningModel),
          void 0 !== e._panner.positionX
            ? (e._panner.positionX.setValueAtTime(
                e._pos[0],
                Howler.ctx.currentTime
              ),
              e._panner.positionY.setValueAtTime(
                e._pos[1],
                Howler.ctx.currentTime
              ),
              e._panner.positionZ.setValueAtTime(
                e._pos[2],
                Howler.ctx.currentTime
              ))
            : e._panner.setPosition(e._pos[0], e._pos[1], e._pos[2]),
          void 0 !== e._panner.orientationX
            ? (e._panner.orientationX.setValueAtTime(
                e._orientation[0],
                Howler.ctx.currentTime
              ),
              e._panner.orientationY.setValueAtTime(
                e._orientation[1],
                Howler.ctx.currentTime
              ),
              e._panner.orientationZ.setValueAtTime(
                e._orientation[2],
                Howler.ctx.currentTime
              ))
            : e._panner.setOrientation(
                e._orientation[0],
                e._orientation[1],
                e._orientation[2]
              ))
        : ((e._panner = Howler.ctx.createStereoPanner()),
          e._panner.pan.setValueAtTime(e._stereo, Howler.ctx.currentTime)),
      e._panner.connect(e._node),
      e._paused || e._parent.pause(e._id, !0).play(e._id, !0);
  };
})();

globalThis.HowlerAudioPlayer = {
  audioStore: {},
  loadedAudio: {},
  paused: {},
  volumes: {},
  muted: {},
  init(runtime) {
    this.runtime = runtime;
  },

  dbToLinear(x) {
    var v = this.dbToLinear_nocap(x);

    if (!isFinite(v))
      // accidentally passing a string can result in NaN; set volume to 0 if so
      v = 0;

    if (v <= 0.0011) v = 0;
    if (v > 1) v = 1;
    return v;
  },

  linearToDb(x) {
    if (x < 0.001) x = 0.001;
    if (x > 1) x = 1;
    return this.linearToDb_nocap(x);
  },

  dbToLinear_nocap(x) {
    return Math.pow(10, x / 20);
  },

  linearToDb_nocap(x) {
    return (Math.log(x) / Math.log(10)) * 20;
  },

  play(name, group = "sounds") {
    //if sound has already been played before, reuse it, else create new Howler.
    let howler;
    this.audioStore[group] = this.audioStore[group] || {};
    if (this.audioStore[group][name]) howler = this.audioStore[group][name];
    else if (this.loadedAudio[name]) {
      howler = this.audioStore[group][name] = this.loadedAudio[name];
      delete this.loadedAudio[name];
    } else howler = this.load(name, group);

    howler.volume(this.volumes[group] || 1);
    howler.mute(!!this.muted[group]);
    howler.play();
  },
  setPaused(paused = true, group) {
    if (group) {
      if (paused) {
        if (!this.audioStore.hasOwnProperty(group)) return;
        this.paused[group] = this.paused[group] || {};
        Object.keys(this.audioStore[group]).forEach((name) => {
          this.paused[group][name] = this.paused[group][name] || [];
          let self = this.audioStore[group][name];
          for (var i = 0; i < self._sounds.length; i++) {
            let sound = self._sounds[i];
            if (!sound._paused && !sound._ended) {
              this.paused[group][name].push(sound._id);
              self.pause(sound._id);
            }
          }
        });
      } else {
        if (!this.paused.hasOwnProperty(group)) return;
        if (!this.audioStore.hasOwnProperty(group)) return;
        Object.keys(this.paused[group]).forEach((name) => {
          if (!this.audioStore[group].hasOwnProperty(name)) return;
          let ids = this.paused[group][name];
          ids.forEach((id) => {
            this.audioStore[group][name].play(id);
          });
          this.paused[group][name] = [];
        });
      }
    } else {
      if (paused) {
        let arr = Object.keys(this.audioStore);
        for (let i = 0; i < arr.length; i++) {
          const groupName = arr[i];
          this.setPaused(true, groupName);
        }
      } else {
        let arr = Object.keys(this.paused);
        for (let i = 0; i < arr.length; i++) {
          const groupName = arr[i];
          this.setPaused(false, groupName);
        }
      }
    }
  },
  setMuted(muted = true, group) {
    if (group) {
      if (!this.audioStore.hasOwnProperty(group)) return;
      this.muted[group] = muted;
      Object.values(this.audioStore[group]).forEach((howl) => {
        howl.mute(muted);
      });
    } else {
      Howler.mute(muted);
    }
  },
  setLooping(looping = true, group) {
    if (group) {
      if (!this.audioStore.hasOwnProperty(group)) return;
      Object.values(this.audioStore[group]).forEach((howl) => {
        howl.loop(looping);
      });
    } else {
      let arr = Object.keys(this.audioStore);
      for (let i = 0; i < arr.length; i++) {
        const groupName = arr[i];
        this.setLooping(looping, groupName);
      }
    }
  },
  setVolume(volume, group) {
    volume = this.dbToLinear(volume);
    this.setLinearVolume(volume, group);
  },
  setLinearVolume(volume, group) {
    if (group) {
      if (!this.audioStore.hasOwnProperty(group)) return;
      this.volumes[group] = volume;
      Object.values(this.audioStore[group]).forEach((howl) => {
        howl.volume(volume);
      });
    } else {
      Howler.volume(volume);
    }
  },
  stop(group) {
    if (group) {
      if (!this.audioStore.hasOwnProperty(group)) return;

      if (this.paused.hasOwnProperty(group)) {
        this.paused[group] = {};
      }

      Object.values(this.audioStore[group]).forEach((howl) => {
        howl.stop();
      });
    } else {
      this.paused = {};
      Howler.stop();
    }
  },
  unload(name, group) {
    if (name) {
      if (group) {
        if (this.audioStore[group] && this.audioStore[group][name])
          this.audioStore[group][name].unload();
      } else {
        Object.values(this.audioStore).forEach((group) => {
          if (group[name]) group[name].unload();
        });
      }
    } else {
      Howler.unload();
    }
  },
  load(name, group) {
    let fullName = this.runtime.files_subfolder + name.toLowerCase();
    if (group) {
      this.audioStore[group] = this.audioStore[group] || {};
      if (!this.audioStore[group][name]) {
        this.audioStore[group][name] = new Howl({
          src: [fullName + ".ogg", fullName + ".m4a"],
        });
      }
      return this.audioStore[group][name];
    } else {
      if (this.loadedAudio[name]) return;
      this.loadedAudio[name] = new Howl({
        src: [fullName + ".ogg", fullName + ".m4a"],
      });
    }
  },
  isPlaying(group) {
    if (group) {
      if (!this.audioStore.hasOwnProperty(group)) return false;
      let arr = Object.values(this.audioStore[group]);
      for (let i = 0; i < arr.length; i++) {
        const howl = arr[i];
        if (howl.playing()) return true;
      }
      return false;
    } else {
      let arr = Object.keys(this.audioStore);
      for (let i = 0; i < arr.length; i++) {
        const groupName = arr[i];
        if (this.isPlaying(groupName)) return true;
      }
      return false;
    }
  },
  getVolume(group) {
    if (group) {
      return this.linearToDb(this.volumes[group] || 1);
    } else {
      return this.linearToDb(Howler.volume());
    }
  },
  getLinearVolume(group) {
    if (group) {
      return this.volumes[group] || 1;
    } else {
      return Howler.volume();
    }
  },
};